<head>
  <link rel="import" href="curly_block.html">
  <link rel="import" href="observatory_element.html">
  <link rel="import" href="service_ref.html">
</head>
<polymer-element name="instance-ref" extends="service-ref">
  <template>
    <link rel="stylesheet" href="css/shared.css">
    <style>
      .errorBox {
        background-color: #f5f5f5;
        border: 1px solid #ccc;
        padding: 10px;
        font-family: consolas, courier, monospace;
        font-size: 1em;
        line-height: 1.2em;
        white-space: pre;
      }
    </style>
    <span>
      <template if="{{ isError(ref.serviceType) }}">
        <pre class="errorBox">{{ ref.message }}</pre>
      </template>

      <template if="{{ isUnexpected(ref.serviceType) }}">
        unexpected reference type &lt;{{ ref.serviceType }}&gt;
      </template>

      <template if="{{ isNull(ref.serviceType) }}">
        <div title="{{ hoverText }}">{{ ref['valueAsString'] }}</div>
      </template>

      <template if="{{ (isString(ref.serviceType) ||
                        isBool(ref.serviceType) ||
                        isInt(ref.serviceType)) ||
                        isDouble(ref.serviceType)) }}">
        <a on-click="{{ goto }}" href="{{ url }}">{{ ref['valueAsString'] }}</a>
      </template>

      <template if="{{ (isType(ref.serviceType)) }}">
        <a on-click="{{ goto }}" href="{{ url }}">{{ ref['user_name'] }}</a>
      </template>

      <template if="{{ isInstance(ref.serviceType) &&
                       ref['closureFunc'] != null}}">
        <a on-click="{{ goto }}" href="{{ url }}">
          <!-- TODO(turnidge): Switch this to fully-qualified function -->
          {{ ref['closureFunc']['user_name'] }}
        </a>
      </template>

      <template if="{{ isInstance(ref.serviceType) &&
                       ref['closureFunc'] == null}}">
        <a on-click="{{ goto }}" href="{{ url }}"><em>{{ ref['class'].name }}</em></a>
        <curly-block callback="{{ expander() }}">
          <div class="memberList">
            <template repeat="{{ field in ref['fields'] }}">
              <div class="memberItem">
                <div class="memberName">
                  {{ field['decl']['user_name'] }}
                </div>
                <div class="memberValue">
                  <instance-ref ref="{{ field['value'] }}"></instance-ref>
                </div>
              </div>
            </template>
          </div>
        </curly-block>
      </template>

      <template if="{{ isList(ref.serviceType) }}">
        <a on-click="{{ goto }}" href="{{ url }}"><em>{{ ref['class'].name }}</em> ({{ ref['length']}})</a>
        <curly-block callback="{{ expander() }}">
          <div class="memberList">
            <template repeat="{{ element in ref['elements'] }}">
              <div class="memberItem">
                <div class="memberName">[{{ element['index']}}]</div>
                <div class="memberValue">
                  <instance-ref ref="{{ element['value'] }}"></instance-ref>
                </div>
              </div>
            </template>
          </div>
        </curly-block>
      </template>
    </span>
  </template>
  <script type="application/dart" src="instance_ref.dart"></script>
</polymer-element>